Skip to main contentBack to Homeexponential equations 2Due: March 12 at 11:00 PMGrade: 47%2 out of 5 complete.Exponential from Two Points (Level 1)Skill is complete.Intro to Fractional Exponents (Guided)0 out of 5 complete.Linear vs. Exponential Functions and ModelsCalculatorRiyaan ShahLog OutExponential from Two Points (Level 1)Score: 2/5Penalty: noneQuestionWatch VideoShow ExamplesWrite an exponential function in the form y, equals, a, b, to the power xy=ab x that goes through the points left bracket, 0, comma, 18, right bracket(0,18) and left bracket, 2, comma, 1458, right bracket(2,1458).AnswerAttempt 2 out of 2y=18·3xSubmit AnswerStill Stuck?Copyright ©2024 DeltaMath.com All Rights Reserved.Privacy Policy | Terms of Servicex, squaredx 2
Question
Skip to main contentBack to Homeexponential equations 2Due: March 12 at 11:00 PMGrade: 47%2 out of 5 complete.Exponential from Two Points (Level 1)Skill is complete.Intro to Fractional Exponents (Guided)0 out of 5 complete.Linear vs. Exponential Functions and ModelsCalculatorRiyaan ShahLog OutExponential from Two Points (Level 1)Score: 2/5Penalty: noneQuestionWatch VideoShow ExamplesWrite an exponential function in the form y, equals, a, b, to the power xy=ab x that goes through the points left bracket, 0, comma, 18, right bracket(0,18) and left bracket, 2, comma, 1458, right bracket(2,1458).AnswerAttempt 2 out of 2y=18·3xSubmit AnswerStill Stuck?Copyright ©2024 DeltaMath.com All Rights Reserved.Privacy Policy | Terms of Servicex, squaredx 2
Solution
The text you provided seems to be a math problem asking for an exponential function in the form y = ab^x that goes through the points (0,18) and (2,1458).
Here's how to solve it:
Step 1: Identify the two points. In this case, they are (0,18) and (2,1458).
Step 2: Substitute the first point into the equation. Since x = 0 and y = 18, we get 18 = a*b^0. Since any number to the power of 0 is 1, we find that a = 18.
Step 3: Substitute the second point and the value of a into the equation. Since x = 2, y = 1458, and a = 18, we get 1458 = 18*b^2.
Step 4: Solve for b. Divide both sides of the equation by 18 to get b^2 = 81. Taking the square root of both sides gives b = 9 (we only take the positive root since b is in the base of an exponential function).
Step 5: Write the final function. Substituting a = 18 and b = 9 into the equation y = ab^x gives y = 18*9^x.
So, the exponential function that goes through the points (0,18) and (2,1458) is y = 18*9^x.
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